Trouble Code List - Sharp AR-FX7 Service Manual

[10] TROUBLE CODE LIST

1. Machine trouble codes
Trouble
code
Main Sub
code code
F6 00 Content MCU-FAX communication trouble
Details Communication establishment error/
framing/parity/protocol error
Cause FAX control PWB connector disconnection
Defective harness between FAX control
PWB and MCU PWB
Motherboard connector pin breakage
FAX control PWB ROM error/Data error
Check Check connector/harness of FAX control
and PWB and MCU PWB.
remedy Check the grounding of the copier.
Check FAX control PWB ROM.
F6 10 Content FAX control PWB trouble
Details Communication trouble between MCU and
FAX control PWB
Cause FAX control PWB connector disconnection
Defective harness between FAX control
PWB and MCU PWB
Motherboard connector pin breakage
FAX control PWB ROM error/Data error
IC on FAX PWB causes abnormality
Check Check connector/harness of FAX control
and PWB and MCU PWB.
remedy Check the grounding of the copier.
Check FAX control PWB ROM.
Replace the FAX PWB.
80 Content FAX control PWB communication trouble
(Protocol)
Details Communication trouble between MCU and
FAX control PWB (Protocol error)
Cause FAX control PWB connector disconnection
Defective harness between FAX control
PWB and MCU PWB
Motherboard connector pin breakage
FAX control PWB ROM error/Data error
Check Check connector/harness of FAX control
and PWB and MCU PWB.
remedy Check the grounding of the copier.
Check FAX control PWB ROM.
81 Content FAX control PWB communication trouble
(Parity)
Details Communication trouble between MCU and
FAX control PWB (Parity error)
Cause FAX control PWB connector disconnection
Defective harness between FAX control
PWB and MCU PWB
Motherboard connector pin breakage
FAX control PWB ROM error/Data error
Check Check connector/harness of FAX control
and PWB and MCU PWB.
remedy Check the grounding of the copier.
Check FAX control PWB ROM.
Details of trouble
AR-FX7 TROUBLE CODE LIST 10 - 1
Trouble
code
Main Sub
code code
F6 82 Content FAX control PWB communication trouble
(Over-run)
Details Communication trouble between MCU and
FAX control PWB (Overrun error)
Cause FAX control PWB connector disconnection
Defective harness between FAX control
PWB and MCU PWB
Motherboard connector pin breakage
FAX control PWB ROM error/Data error
Check Check connector/harness of FAX control
and PWB and MCU PWB.
remedy Check the grounding of the copier.
Check FAX control PWB ROM.
84 Content FAX control PWB communication trouble
(Framing)
Details Communication trouble between MCU and
FAX control PWB (Framing error)
Cause FAX control PWB connector disconnection
Defective harness between FAX control
PWB and MCU PWB
Motherboard connector pin breakage
FAX control PWB ROM error/Data error
Check Check connector/harness of FAX control
and PWB and MCU PWB.
remedy Check the grounding of the copier.
Check FAX control PWB ROM.
88 Content FAX control PWB communication trouble
(Timeout)
Details Communication trouble between MCU and
FAX control PWB (Timeout error)
Cause FAX control PWB connector disconnection
Defective harness between FAX control
PWB and MCU PWB
Motherboard connector pin breakage
FAX control PWB ROM error/Data error
Check Check connector/harness of FAX control
and PWB and MCU PWB.
remedy Check the grounding of the copier.
Check FAX control PWB ROM.
99 Content FAX control PWB destination error
Details The machine destination setup does not
coincide with the FAX board destination
setup.
Cause The machine destination setup (Sim 26-6)
does not coincide with the FAX board
setup
Check Check the variety of FAX LIU PWB.
and Check the machine destination setup (Sim
remedy 22-6) and FAX country code (Soft SW
table).
Details of trouble